linux oracle ORA-01221: data file 1 is not the same file to a background process
因此造成在写system时实例down.alert日志中出现如下信息：ITPUB个人空间K){id,@:dn%C Fri Sep 5 14:20:07 2008 ~vd"D8gW0Errors in file /oracle/admin/orcl/bdump/orcl_ckpt_4414.trc:ITPUB个人空间Ut~tED%eORA-01242: d
